Masterseal 501

MasterSeal 501, a premium crystalline capillary waterproofing system. This deep‐penetrating powder transforms into water-resistant crystals within concrete capillaries, providing permanent protection against both positive and negative hydrostatic pressures. Ideal for basements, water tanks, tunnels, and foundations. M kg water per kg powder, apply 2 coats at 1 kg/m2 each, or use dry‐shake on joints. Fast‐drying, reactivates upon water contact, with a 12‐month shelf life. Supplied in 20–25 kg bags